45228885 has 16 divisors (see below), whose sum is σ = 77933184. Its totient is φ = 22266432.

The previous prime is 45228881. The next prime is 45228889. The reversal of 45228885 is 58882254.

It is an interprime number because it is at equal distance from previous prime (45228881) and next prime (45228889).

It is not a de Polignac number, because 45228885 - 2² = 45228881 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45228881) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115777 + ... + 116166.

It is an arithmetic number, because the mean of its divisors is an integer number (4870824).

Almost surely, 2^45228885 is an apocalyptic number.

It is an amenable number.

45228885 is a deficient number, since it is larger than the sum of its proper divisors (32704299).

45228885 is a wasteful number, since it uses less digits than its factorization.

45228885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231964.

The product of its digits is 204800, while the sum is 42.

The square root of 45228885 is about 6725.2423748145. The cubic root of 45228885 is about 356.2913623873.

The spelling of 45228885 in words is "forty-five million, two hundred twenty-eight thousand, eight hundred eighty-five".